<h1>Questions in the questionnaire</h1>

<p><b><u>How hard should have questions?</u></b></p>

<p>To make a test that discriminates well, which of the following would be the best proportion of items according to difficulty?</p>

    <ol>a) -<u>15% easy; 70% intermediate difficulty; 15% difficult.</u></ol>
    <ol><ul><i>(Good.)</i></ul></ol>
    <ol>b) -33% easy; 33% intermediate difficulty; 33% difficult.</ol>
    <ol><ul><i>(The best thing is that most of the items are of intermediate difficulty.)</i></ul></ol>
    <ol>c) -10% easy; 70% intermediate difficulty; 20% difficult.</ol>
    <ol><ul><i>(It is best that the proportion of easy and difficult is similar.)</i></ul></ol>
